inactiveDividerRadius property Null safety

double? inactiveDividerRadius

Specifies the radius for the inactive divider in the SfSlider, SfRangeSlider, and SfRangeSelector.

By default, inactive divider will be in same height of inactive track.

This snippet shows how to set inactive divider radius in SfRangeSliderThemeData.

SfRangeValues _values = SfRangeValues(4.0, 7.0);

  body: Center(
      child: SfRangeSliderTheme(
          data: SfRangeSliderThemeData(
              inactiveDividerRadius: 5,
          child:  SfRangeSlider(
              min: 2.0,
              max: 10.0,
              values: _values,
              onChanged: (SfRangeValues newValues){
                  setState(() {
                      _values = newValues;


final double? inactiveDividerRadius;